While, 192.168.0.101 is the Vista machine which I am pinging from. I started wondering what happens, the ARP /ICMP issue? Why is my machine even in the list of route?
IPconfig /all from my Windows machine:

I am sorry but due to lack of much time I will continue this thread today's evening, providing some extracts from my Ubuntu. Please advise if at this point there is anything you can suggest to boost this further on.